Community detection and stochastic block models: recent developments

E Abbe - Journal of Machine Learning Research, 2018 - jmlr.org
The stochastic block model (SBM) is a random graph model with planted clusters. It is widely
employed as a canonical model to study clustering and community detection, and provides …

Spectral methods for data science: A statistical perspective

Y Chen, Y Chi, J Fan, C Ma - Foundations and Trends® in …, 2021 - nowpublishers.com
Spectral methods have emerged as a simple yet surprisingly effective approach for
extracting information from massive, noisy and incomplete data. In a nutshell, spectral …

[图书][B] High-dimensional probability: An introduction with applications in data science

R Vershynin - 2018 - books.google.com
High-dimensional probability offers insight into the behavior of random vectors, random
matrices, random subspaces, and objects used to quantify uncertainty in high dimensions …

Convex relaxation methods for community detection

X Li, Y Chen, J Xu - 2021 - projecteuclid.org
This paper surveys recent theoretical advances in convex optimization approaches for
community detection. We introduce some important theoretical techniques and results for …

Community detection in general stochastic block models: Fundamental limits and efficient algorithms for recovery

E Abbe, C Sandon - 2015 IEEE 56th Annual Symposium on …, 2015 - ieeexplore.ieee.org
New phase transition phenomena have recently been discovered for the stochastic block
model, for the special case of two non-overlapping symmetric communities. This gives raise …

Achieving optimal misclassification proportion in stochastic block models

C Gao, Z Ma, AY Zhang, HH Zhou - Journal of Machine Learning Research, 2017 - jmlr.org
Community detection is a fundamental statistical problem in network data analysis. In this
paper, we present a polynomial time two-stage method that provably achieves optimal …

Rate-optimal graphon estimation

C Gao, Y Lu, HH Zhou - 2015 - projecteuclid.org
Rate-optimal graphon estimation Page 1 The Annals of Statistics 2015, Vol. 43, No. 6, 2624–2652
DOI: 10.1214/15-AOS1354 © Institute of Mathematical Statistics, 2015 RATE-OPTIMAL …

Community detection in degree-corrected block models

C Gao, Z Ma, AY Zhang, HH Zhou - 2018 - projecteuclid.org
Community detection in degree-corrected block models Page 1 The Annals of Statistics 2018,
Vol. 46, No. 5, 2153–2185 https://doi.org/10.1214/17-AOS1615 © Institute of Mathematical …

Reducibility and statistical-computational gaps from secret leakage

M Brennan, G Bresler - Conference on Learning Theory, 2020 - proceedings.mlr.press
Inference problems with conjectured statistical-computational gaps are ubiquitous
throughout modern statistics, computer science, statistical physics and discrete probability …

Concentration and regularization of random graphs

CM Le, E Levina, R Vershynin - Random Structures & …, 2017 - Wiley Online Library
This paper studies how close random graphs are typically to their expectations. We interpret
this question through the concentration of the adjacency and Laplacian matrices in the …